dicknosis

The story

1. Proto-Indo-European*h₃reǵ-
2. Proto-Indo-European*h₃rḗǵs
3. Proto-Celtic*rīxs
4. Proto-Germanic*rīks
5. Proto-West Germanic*rīk
6. Proto-Indo-European*kret-der.?
7. Proto-Germanic*harduz
8. Proto-West Germanic*hardu
9. Proto-West Germanic*Rīkuhardu
10. Old High GermanRihhart
11. Middle High GermanRihard
12. Medieval LatinRichardus
13. Old FrenchRichard
14. Middle EnglishRycharde
15. EnglishRichard
16. EnglishRick
17. EnglishDick
18. Englishdick
19. Proto-Indo-European*swep-
20. Proto-Indo-European*supnós
21. Proto-Hellenic*húpnos
22. Ancient Greekὕπνος (húpnos)
23. Ancient Greekὑπνόω (hupnóō)
24. Ancient Greekὕπνωσις (húpnōsis)
25. Englishhypnosis
26. English todaydicknosis

Blend of dick + hypnosis.